Showtime is bringing Cathy’s journey to a close with The Big C: hereafter (bowing April 29) — and based on the following promo, the dramedy’s final mini-season is going to be an emotional one. READ MORE & WATCH PROMO

Titled The Big C: hereafter, the four-episode event will conclude the story of Laura Linney’s cancer-battling Cathy and those who have stood by her side over the past three seasons. It will also introduce two new characters in guest stars Kathy Najimy and Isaac Mizrahi, Showtime announced Thursday. READ MORE

Showtime has renewed The Big Cfor a limited fourth and final season of four one-hour episodes, network president David Nevins confirmed Monday at the Television Critics Association’s summer press tour in Beverly Hills.

Is it safe to assume the series will conclude with Laura Linney’s Cathy succumbing to her illness? READ MORE

On TV this Sunday: James Cameron explores Titanic‘s mysteries even further, Nurse Jackie, The Big C and The Borgias uncork new episodes, The Client List hopes to rub you the right way, CSI: Miami wraps its 10th (and final?) season and more. On this very busy night, here are 11 programs you may want to keep on your radar. READ MORE

At the Television Critics Association’s winter press tour Thursday, Showtime president David Nevins weathered a storm of Dexter-related questions, particularly regarding that controversial Season 6 twist that found Deb confronting her romantic feelings for her adoptive brother — a creative choice the exec vehemently defends. READ MORE

Got a scoop request? An anonymous tip you’re dying to share? Just want to say hi? Send any/all of the above to askausiello@tvline.com

Question: Will Booth and Brennan get married on Bones? —Iza Ausiello: Yes, but not anytime soon. “I can’t see a wedding happening this season,” says executive producer Stephen Nathan. “At some point I think there has to be [one]. But there are going to be so many problems they’ll have to deal with before that, like how their work is affected by this baby — and it’s going to be affected a lot.” (BTW, Nathan would neither confirm nor deny rumors that Brennan gives birth in a stable.)